Tl* the contact owns a 2018 buick envision. the contact stated that the vehicle vibrated when driving at 36 to 40 mph and caused the steering wheel to vibrate. the contact stated that when the speed was increased to 41 mph, the vibration stopped. the vehicle was taken to paul masse buick gmc south (2909 tower hill road, saunderstown, ri 02874, phone (401) 515-3737). the dealer was able to duplicate the failure. the manufacturer was contacted and advised the contact that there was not a fix for the vibrating failure. the vehicle was not repaired. the manufacturer was contacted. the failure mileage was 400.